Ironpdf License Key ((exclusive)) Jun 2026

IronPDF binds evaluation keys to a specific machine fingerprint. If you change hardware (RAM, CPU, Disk) or clone a VM, the key breaks. Log into the Iron Software portal and "deactivate" the old machine to release the license lock, or purchase a key that supports floating licenses.

using IronPdf;

✅ are also available for testing — no credit card required. ironpdf license key

The key must be set before any IronPDF functions are called in your code. : IronPdf.License.LicenseKey = "YOUR-LICENSE-KEY"; Use code with caution. Copied to clipboard In Configuration Files : appsettings.json : Add a field named "IronPdf.LicenseKey" . Web.config : Add a key to the section. License Tiers and Options Setting License Key in Web.config - IronPDF IronPDF binds evaluation keys to a specific machine

This article is not affiliated with Iron Software. Always refer to the official documentation for the most current licensing terms. using IronPdf; ✅ are also available for testing